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<a href="expr_2_optimizer_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">//  Optimizer.hpp</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//  MNN</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">//  Created by MNN on 2019/08/20.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">//  Copyright © 2018, Alibaba Group Holding Limited</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#ifndef Optimizer_hpp</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor">#define Optimizer_hpp</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#include &lt;MNN/expr/Expr.hpp&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &lt;MNN/MNNForwardType.h&gt;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_m_n_n.html">MNN</a> {</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="keyword">namespace </span>Express {</div>
<div class="line"><a name="l00015"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer.html">   15</a></span>&#160;<span class="keyword">class </span><a class="code" href="_m_n_n_define_8h.html#a692428e2a0af8ffb79376d223a0695ab">MNN_PUBLIC</a> <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer.html">Optimizer</a> {</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439">   17</a></span>&#160;    <span class="keyword">enum</span> <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439">Device</a> {</div>
<div class="line"><a name="l00018"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439af364d6403b1e173726ef94fba64ae087">   18</a></span>&#160;        CPU = 0,</div>
<div class="line"><a name="l00019"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439ab9ce0bcdf0395e0a685dd292a8972ab4">   19</a></span>&#160;        GPU = 1,</div>
<div class="line"><a name="l00020"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439a6b086addb7c69d3d927baafb6bac09f8">   20</a></span>&#160;        OTHER = 2,</div>
<div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439a2d66ddc35204e8c5db31bc1db5184cf3">   21</a></span>&#160;        AUTO = 3</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;    };</div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_config.html">   23</a></span>&#160;    <span class="keyword">struct </span><a class="code" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_config.html">Config</a> {</div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_config.html#aa77cfbf8ce0ae91477de700aadd356c9">   24</a></span>&#160;        <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439">Device</a> device = CPU;</div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_config.html#ab26be9cbb8c6989b66165bf17118ae85">   25</a></span>&#160;        <a class="code" href="_m_n_n_forward_type_8h.html#ab63ddb976d555083197683a1b1940870">MNNForwardType</a> forwardType = <a class="code" href="_m_n_n_forward_type_8h.html#ab63ddb976d555083197683a1b1940870a47d788d461947a7c182652cb77a3b2f7">MNN_FORWARD_ALL</a>;</div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_config.html#ac41177120a3406ec3418681676e5d0f5">   26</a></span>&#160;        <span class="keywordtype">int</span> numThread = 4;</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;    };</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    <span class="keyword">static</span> std::shared_ptr&lt;Optimizer&gt; create(<a class="code" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_config.html">Config</a> config);</div>
<div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html">   29</a></span>&#160;    <span class="keyword">struct </span><a class="code" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html">Cost</a> {</div>
<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html#a6aa9282782cab2754916ccc582ae46ec">   30</a></span>&#160;        <span class="keywordtype">float</span> <a class="code" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html#a6aa9282782cab2754916ccc582ae46ec">compute</a>; <span class="comment">// MFlops</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html#af538c0900daaaf873bed488fd62b2c55">   31</a></span>&#160;        <span class="keywordtype">float</span> <a class="code" href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html#af538c0900daaaf873bed488fd62b2c55">memory</a>;  <span class="comment">// MB</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    };</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html">   33</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html">Parameters</a> {</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;        <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html">Parameters</a>(<span class="keywordtype">int</span> n);</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html">Parameters</a>();</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160; </div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a0e92741a3d4b456bbc8229936425b5e0">   38</a></span>&#160;        <span class="keywordtype">float</span>* <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a0e92741a3d4b456bbc8229936425b5e0">get</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;            <span class="keywordflow">return</span> mValue;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        }</div>
<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#af31a64dae526d3df2166c0f1286c0683">   41</a></span>&#160;        <span class="keywordtype">int</span> <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#af31a64dae526d3df2166c0f1286c0683">size</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;            <span class="keywordflow">return</span> mSize;</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;        }</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160; </div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keyword">private</span>:</div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a2cf540b8fa1742bebf98f2bc1db74617">   46</a></span>&#160;        <span class="keywordtype">float</span>* <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a2cf540b8fa1742bebf98f2bc1db74617">mValue</a>;</div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a6b35eaefd48f8144fd41d7a560aa125b">   47</a></span>&#160;        <span class="keywordtype">int</span> <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a6b35eaefd48f8144fd41d7a560aa125b">mSize</a>;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    };</div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="class_m_n_n_1_1_express_1_1_optimizer.html#a95844890aacd7b0a1360ef7f4dc6c65f">   49</a></span>&#160;    <span class="keyword">virtual</span> std::shared_ptr&lt;Parameters&gt; <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer.html#a95844890aacd7b0a1360ef7f4dc6c65f">onGetParameters</a>(<span class="keyword">const</span> std::vector&lt;VARP&gt;&amp; outputs) {</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    }</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160; </div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    <span class="comment">//Given paramters and measure cost, the parameters must be the same as onGetParameters</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    <span class="keyword">virtual</span> Cost onMeasure(<span class="keyword">const</span> std::vector&lt;VARP&gt;&amp; outputs, std::shared_ptr&lt;Parameters&gt; parameters = <span class="keyword">nullptr</span>) = 0;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160; </div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <span class="comment">//Modify the output directly, the parameters must be the same as onGetParameters</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keyword">virtual</span> <span class="keywordtype">bool</span> onExecute(<span class="keyword">const</span> std::vector&lt;VARP&gt;&amp; outputs, std::shared_ptr&lt;Parameters&gt; parameters = <span class="keyword">nullptr</span>) = 0;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160; </div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <a class="code" href="class_m_n_n_1_1_express_1_1_optimizer.html">Optimizer</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="class_m_n_n_1_1_express_1_1_optimizer.html">Optimizer</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;};</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;} <span class="comment">// namespace Express</span></div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;} <span class="comment">// namespace MNN</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="preprocessor">#endif</span></div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="anamespace_m_n_n_html"><div class="ttname"><a href="namespace_m_n_n.html">MNN</a></div><div class="ttdef"><b>Definition:</b> AutoTime.hpp:16</div></div>
<div class="ttc" id="astruct_m_n_n_1_1_express_1_1_optimizer_1_1_cost_html_a6aa9282782cab2754916ccc582ae46ec"><div class="ttname"><a href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html#a6aa9282782cab2754916ccc582ae46ec">MNN::Express::Optimizer::Cost::compute</a></div><div class="ttdeci">float compute</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:30</div></div>
<div class="ttc" id="a_m_n_n_forward_type_8h_html_ab63ddb976d555083197683a1b1940870"><div class="ttname"><a href="_m_n_n_forward_type_8h.html#ab63ddb976d555083197683a1b1940870">MNNForwardType</a></div><div class="ttdeci">MNNForwardType</div><div class="ttdef"><b>Definition:</b> MNNForwardType.h:14</div></div>
<div class="ttc" id="a_m_n_n_forward_type_8h_html_ab63ddb976d555083197683a1b1940870a47d788d461947a7c182652cb77a3b2f7"><div class="ttname"><a href="_m_n_n_forward_type_8h.html#ab63ddb976d555083197683a1b1940870a47d788d461947a7c182652cb77a3b2f7">MNN_FORWARD_ALL</a></div><div class="ttdeci">@ MNN_FORWARD_ALL</div><div class="ttdef"><b>Definition:</b> MNNForwardType.h:43</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_1_1_parameters_html_a6b35eaefd48f8144fd41d7a560aa125b"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a6b35eaefd48f8144fd41d7a560aa125b">MNN::Express::Optimizer::Parameters::mSize</a></div><div class="ttdeci">int mSize</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:47</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_html_a95844890aacd7b0a1360ef7f4dc6c65f"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer.html#a95844890aacd7b0a1360ef7f4dc6c65f">MNN::Express::Optimizer::onGetParameters</a></div><div class="ttdeci">virtual std::shared_ptr&lt; Parameters &gt; onGetParameters(const std::vector&lt; VARP &gt; &amp;outputs)</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:49</div></div>
<div class="ttc" id="a_m_n_n_define_8h_html_a692428e2a0af8ffb79376d223a0695ab"><div class="ttname"><a href="_m_n_n_define_8h.html#a692428e2a0af8ffb79376d223a0695ab">MNN_PUBLIC</a></div><div class="ttdeci">#define MNN_PUBLIC</div><div class="ttdef"><b>Definition:</b> MNNDefine.h:67</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_html_aa4416c2d91e1188e1ff8fb504cafc439"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer.html#aa4416c2d91e1188e1ff8fb504cafc439">MNN::Express::Optimizer::Device</a></div><div class="ttdeci">Device</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:17</div></div>
<div class="ttc" id="astruct_m_n_n_1_1_express_1_1_optimizer_1_1_cost_html_af538c0900daaaf873bed488fd62b2c55"><div class="ttname"><a href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html#af538c0900daaaf873bed488fd62b2c55">MNN::Express::Optimizer::Cost::memory</a></div><div class="ttdeci">float memory</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:31</div></div>
<div class="ttc" id="astruct_m_n_n_1_1_express_1_1_optimizer_1_1_config_html"><div class="ttname"><a href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_config.html">MNN::Express::Optimizer::Config</a></div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:23</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_1_1_parameters_html_a0e92741a3d4b456bbc8229936425b5e0"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a0e92741a3d4b456bbc8229936425b5e0">MNN::Express::Optimizer::Parameters::get</a></div><div class="ttdeci">float * get() const</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:38</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_1_1_parameters_html"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html">MNN::Express::Optimizer::Parameters</a></div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:33</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_1_1_parameters_html_a2cf540b8fa1742bebf98f2bc1db74617"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#a2cf540b8fa1742bebf98f2bc1db74617">MNN::Express::Optimizer::Parameters::mValue</a></div><div class="ttdeci">float * mValue</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:46</div></div>
<div class="ttc" id="astruct_m_n_n_1_1_express_1_1_optimizer_1_1_cost_html"><div class="ttname"><a href="struct_m_n_n_1_1_express_1_1_optimizer_1_1_cost.html">MNN::Express::Optimizer::Cost</a></div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:29</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_1_1_parameters_html_af31a64dae526d3df2166c0f1286c0683"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer_1_1_parameters.html#af31a64dae526d3df2166c0f1286c0683">MNN::Express::Optimizer::Parameters::size</a></div><div class="ttdeci">int size() const</div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:41</div></div>
<div class="ttc" id="aclass_m_n_n_1_1_express_1_1_optimizer_html"><div class="ttname"><a href="class_m_n_n_1_1_express_1_1_optimizer.html">MNN::Express::Optimizer</a></div><div class="ttdef"><b>Definition:</b> Optimizer.hpp:15</div></div>
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